Observational research in the evidence based environment: eclipsed by the randomised controlled trial?
- PMID: 11796537
- PMCID: PMC1767005
- DOI: 10.1136/heart.87.2.101
Observational research in the evidence based environment: eclipsed by the randomised controlled trial?
Comment on
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Quality of life of patients with chronic stable angina before and four years after coronary revascularisation compared with a normal population.Heart. 2002 Feb;87(2):140-5. doi: 10.1136/heart.87.2.140. Heart. 2002. PMID: 11796552 Free PMC article.
References
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- Pocock SJ, Henderson RA, Rickards AF, et al. Meta-analysis of randomised trials comparing coronary angioplasty with bypass surgery. Lancet 1995;346:1184–9. - PubMed
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- Stables RH, on behalf of the SoS Trial Steering Committee and Investigators. Design of the `stent or surgery' trial (SoS): a randomized controlled trial to compare coronary artery bypass grafting with percutaneous transluminal coronary angioplasty and primary stent implantation in patients with multi-vessel coronary artery disease. Semin Intervent Cardiol 1999;4:201–7. - PubMed
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- Benson K, Hartz AJ. A comparison of observational studies and randomized, controlled trials. N Engl J Med 2000;342:1878–86. - PubMed
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